JPS536552A - Variable gain amplifier - Google Patents

Variable gain amplifier

Info

Publication number
JPS536552A
JPS536552A JP7997976A JP7997976A JPS536552A JP S536552 A JPS536552 A JP S536552A JP 7997976 A JP7997976 A JP 7997976A JP 7997976 A JP7997976 A JP 7997976A JP S536552 A JPS536552 A JP S536552A
Authority
JP
Japan
Prior art keywords
variable gain
gain amplifier
farom
vary
enable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7997976A
Other languages
Japanese (ja)
Inventor
Isao Fukushima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7997976A priority Critical patent/JPS536552A/en
Publication of JPS536552A publication Critical patent/JPS536552A/en
Pending legal-status Critical Current

Links

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  • Control Of Amplification And Gain Control (AREA)

Abstract

PURPOSE: To enable the variable gain amplifier which can vary the gain with the change in the control voltage farom external and can put out the signal having less distortion.
COPYRIGHT: (C)1978,JPO&Japio
JP7997976A 1976-07-07 1976-07-07 Variable gain amplifier Pending JPS536552A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7997976A JPS536552A (en) 1976-07-07 1976-07-07 Variable gain amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7997976A JPS536552A (en) 1976-07-07 1976-07-07 Variable gain amplifier

Publications (1)

Publication Number Publication Date
JPS536552A true JPS536552A (en) 1978-01-21

Family

ID=13705432

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7997976A Pending JPS536552A (en) 1976-07-07 1976-07-07 Variable gain amplifier

Country Status (1)

Country Link
JP (1) JPS536552A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57135339A (en) * 1981-02-14 1982-08-20 Tokyo Electric Power Co Inc:The Corrosion current measuring method of underground transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57135339A (en) * 1981-02-14 1982-08-20 Tokyo Electric Power Co Inc:The Corrosion current measuring method of underground transformer

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